Microsoft has finally confirmed that some Windows Server 2019 and 2022 systems were "unexpectedly" upgraded to Windows Server 2025 on devices if updates were managed using third-party patch management tools.
Microsoft says this month's Patch Tuesday cumulative updates also fix a known issue causing Windows Server 2019 boot problems, freezes, and performance issues after installing the August 2024 security updates.
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Microsoft has confirmed and fixed a known issue causing performance issues, boot problems, and freezes on Windows Server 2019 systems after installing the August 2024 security updates.
SafeBreach security researcher Alon Leviev discovered a Windows Update downgrade attack that can "unpatch" fully-updated Windows 10, Windows 11, and Windows Server systems to reintroduce old vulnerabilities
Microsoft has confirmed that July's security updates break remote desktop connections in organizations where Windows servers are configured to use the legacy RPC over HTTP protocol in the Remote Desktop Gateway.
Microsoft has released an emergency out-of-band (OOB) update for Windows Server 2019 that fixes a bug causing 0x800f0982 errors when attempting to install the May 2024 Patch Tuesday security updates.
Microsoft has acknowledged a new known issue causing this month's KB5037765 security update for Windows Server 2019 to fail to install with 0x800f0982 errors.
According to customer reports, this month's Patch Tuesday updates are breaking virtual machines on Hyper-V hosts, causing them to no longer boot and display "failed to start" errors.
Microsoft has released emergency out-of-band (OOB) Windows Server updates to address a known issue breaking virtual machine (VM) creation on Hyper-V hosts after installing this month's Patch Tuesday updates.
Microsoft says Windows Server updates released during December's Patch Tuesday will trigger errors when trying to create new virtual machines on some Hyper-V hosts.
Microsoft warns that a newly acknowledged issue can lead to data loss when resetting virtual disks using the Server Manager management console.
Microsoft says it addressed an issue preventing the Windows kernel vulnerable driver blocklist from being synced to systems running older Windows versions.
Microsoft has released the optional KB5012636 cumulative update preview for Windows 10 1809 and Windows Server 2019, with fixes for system freezing issues affecting client and server systems.
Microsoft has addressed a new known issue causing DNS stub zones loading failures that could lead to DNS resolution issues on Windows Server 2019 systems.
Microsoft has released an emergency out-of-band (OOB) update for Windows Server 2019 that fixes numerous critical bugs introduced during the January 2022 Patch Tuesday.
Microsoft has released an emergency out-of-band update to address a Windows Server bug leading to Remote Desktop connection and performance issues.
Microsoft has addressed a known issue that plagued Windows Server customers for weeks, preventing the Defender for Endpoint enterprise security platform from launching on some systems.
Microsoft has confirmed a new issue impacting Windows Server devices preventing the Microsoft Defender for Endpoint security solution from launching on some systems.
Microsoft announced today that several new Threat & Vulnerability Management (TVM) capabilities will go into public preview for Microsoft Defender ATP customers including vulnerability Assessment (VA) support for Windows Servers, advanced hunting with vulnerability data, and automated analysis of remediation on user impact.
Microsoft announced the addition of a new Windows Server 2019 feature that will enable admins to enforce Transport Layer Security (TLS) versions by blocking legacy ones via certificate binding.